25334840

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{6271}}^1$

素因数の和:6383

約数の個数: 32

約数和(自身を含む): 57576960

約数和(自身を除く): 32242120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 6271, 12542, 25084, 31355, 50168, 62710, 125420, 250840, 633371, 1266742, 2533484, 3166855, 5066968, 6333710, 12667420, 25334840]

約数ペア:

[(1, 25334840), (2, 12667420), (4, 6333710), (5, 5066968), (8, 3166855), (10, 2533484), (20, 1266742), (40, 633371), (101, 250840), (202, 125420), (404, 62710), (505, 50168), (808, 31355), (1010, 25084), (2020, 12542), (4040, 6271)]